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Quick Answer
The correct answer includes deploying Azure VPN Gateway instances in an active-active configuration, applying a strong IPsec/IKE policy with encryption like AES256 and SHA256, and configuring a second VPN tunnel to a different Azure region for geographic redundancy. This combination ensures VPN high availability by eliminating single points of failure at both the gateway and regional level, while IPsec encryption secures all traffic between the on-premises datacenter and Azure. On the AZ-500 exam, this scenario tests your understanding of designing resilient hybrid network architectures that meet security compliance—a common trap is assuming a single active-passive gateway or a single region is sufficient for high availability. Remember the three pillars: active-active gateways, strong encryption parameters, and cross-region tunnels. A useful memory tip is “Two regions, two gateways, one strong cipher” to recall the redundancy and encryption requirements.
AZ-500 Secure networking Practice Question
This AZ-500 practice question tests your understanding of secure networking. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
You are designing a secure hybrid network that connects an on-premises datacenter to Azure. The solution must provide high availability and encrypt all traffic between the two sites. Which three of the following should you consider? (Choose three.)
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Deploy two or more Azure VPN Gateway instances in an active-active configuration.
Deploying two or more Azure VPN Gateway instances in an active-active configuration provides high availability by ensuring that if one gateway instance fails, traffic continues to flow through the other. Using IPsec/IKE policy with strong encryption parameters (e.g., AES256, SHA256, DH Group 14 or higher) ensures all traffic between the on-premises datacenter and Azure is encrypted to meet security compliance. Configuring a second VPN tunnel from the on-premises device to a different Azure region adds geographic redundancy, protecting against a regional Azure outage.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often assume ExpressRoute inherently encrypts traffic or that Azure Front Door can replace a VPN gateway, but ExpressRoute requires additional IPsec for encryption and Front Door is an application-layer service, not a network-layer VPN solution.
Detailed technical explanation
How to think about this question
Azure VPN Gateway in active-active mode uses two public IP addresses and two instances, each with its own tunnel, enabling BGP routing for automatic failover. The IPsec/IKE policy must be explicitly configured with parameters like IKEv2, AES256-GCM, and Perfect Forward Secrecy (PFS) to meet compliance standards such as NIST SP 800-77. A second VPN tunnel to a different Azure region leverages Azure's global backbone and can use BGP to prefer the primary tunnel, failing over to the secondary region only when the primary is unreachable, thus achieving disaster recovery.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
TExam Day Tips
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
What to study next
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FAQ
Questions learners often ask
What does this AZ-500 question test?
Secure networking — This question tests Secure networking — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Deploy two or more Azure VPN Gateway instances in an active-active configuration. — Deploying two or more Azure VPN Gateway instances in an active-active configuration provides high availability by ensuring that if one gateway instance fails, traffic continues to flow through the other. Using IPsec/IKE policy with strong encryption parameters (e.g., AES256, SHA256, DH Group 14 or higher) ensures all traffic between the on-premises datacenter and Azure is encrypted to meet security compliance. Configuring a second VPN tunnel from the on-premises device to a different Azure region adds geographic redundancy, protecting against a regional Azure outage.
What should I do if I get this AZ-500 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 11, 2026
This AZ-500 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the AZ-500 exam.
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